diff options
Diffstat (limited to 'drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 119 |
1 files changed, 94 insertions, 25 deletions
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index b56f777dbd0e..781dcd3fb283 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* + * Copyright (c) 2022 Qualcomm Innovation Center, Inc. All rights reserved. * Copyright (c) 2014-2021 The Linux Foundation. All rights reserved. * Copyright (C) 2013 Red Hat * Author: Rob Clark <robdclark@gmail.com> @@ -12,8 +13,10 @@ #include <linux/bits.h> #include <drm/drm_atomic.h> +#include <drm/drm_blend.h> #include <drm/drm_crtc.h> #include <drm/drm_flip_work.h> +#include <drm/drm_framebuffer.h> #include <drm/drm_mode.h> #include <drm/drm_probe_helper.h> #include <drm/drm_rect.h> @@ -78,6 +81,8 @@ static enum dpu_crtc_crc_source dpu_crtc_parse_crc_source(const char *src_name) if (!strcmp(src_name, "auto") || !strcmp(src_name, "lm")) return DPU_CRTC_CRC_SOURCE_LAYER_MIXER; + if (!strcmp(src_name, "encoder")) + return DPU_CRTC_CRC_SOURCE_ENCODER; return DPU_CRTC_CRC_SOURCE_INVALID; } @@ -93,23 +98,54 @@ static int dpu_crtc_verify_crc_source(struct drm_crtc *crtc, return -EINVAL; } - if (source == DPU_CRTC_CRC_SOURCE_LAYER_MIXER) + if (source == DPU_CRTC_CRC_SOURCE_LAYER_MIXER) { *values_cnt = crtc_state->num_mixers; + } else if (source == DPU_CRTC_CRC_SOURCE_ENCODER) { + struct drm_encoder *drm_enc; + + *values_cnt = 0; + + drm_for_each_encoder_mask(drm_enc, crtc->dev, crtc->state->encoder_mask) + *values_cnt += dpu_encoder_get_crc_values_cnt(drm_enc); + } return 0; } +static void dpu_crtc_setup_lm_misr(struct dpu_crtc_state *crtc_state) +{ + struct dpu_crtc_mixer *m; + int i; + + for (i = 0; i < crtc_state->num_mixers; ++i) { + m = &crtc_state->mixers[i]; + + if (!m->hw_lm || !m->hw_lm->ops.setup_misr) + continue; + + /* Calculate MISR over 1 frame */ + m->hw_lm->ops.setup_misr(m->hw_lm, true, 1); + } +} + +static void dpu_crtc_setup_encoder_misr(struct drm_crtc *crtc) +{ + struct drm_encoder *drm_enc; + + drm_for_each_encoder_mask(drm_enc, crtc->dev, crtc->state->encoder_mask) + dpu_encoder_setup_misr(drm_enc); +} + static int dpu_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name) { enum dpu_crtc_crc_source source = dpu_crtc_parse_crc_source(src_name); enum dpu_crtc_crc_source current_source; struct dpu_crtc_state *crtc_state; struct drm_device *drm_dev = crtc->dev; - struct dpu_crtc_mixer *m; bool was_enabled; bool enable = false; - int i, ret = 0; + int ret = 0; if (source < 0) { DRM_DEBUG_DRIVER("Invalid CRC source %s for CRTC%d\n", src_name, crtc->index); @@ -146,16 +182,12 @@ static int dpu_crtc_set_crc_source(struct drm_crtc *crtc, const char *src_name) crtc_state->crc_frame_skip_count = 0; - for (i = 0; i < crtc_state->num_mixers; ++i) { - m = &crtc_state->mixers[i]; - - if (!m->hw_lm || !m->hw_lm->ops.setup_misr) - continue; - - /* Calculate MISR over 1 frame */ - m->hw_lm->ops.setup_misr(m->hw_lm, true, 1); - } - + if (source == DPU_CRTC_CRC_SOURCE_LAYER_MIXER) + dpu_crtc_setup_lm_misr(crtc_state); + else if (source == DPU_CRTC_CRC_SOURCE_ENCODER) + dpu_crtc_setup_encoder_misr(crtc); + else + ret = -EINVAL; cleanup: drm_modeset_unlock(&crtc->mutex); @@ -174,26 +206,17 @@ static u32 dpu_crtc_get_vblank_counter(struct drm_crtc *crtc) return dpu_encoder_get_vsync_count(encoder); } - -static int dpu_crtc_get_crc(struct drm_crtc *crtc) +static int dpu_crtc_get_lm_crc(struct drm_crtc *crtc, + struct dpu_crtc_state *crtc_state) { - struct dpu_crtc_state *crtc_state; struct dpu_crtc_mixer *m; u32 crcs[CRTC_DUAL_MIXERS]; - int i = 0; int rc = 0; - - crtc_state = to_dpu_crtc_state(crtc->state); + int i; BUILD_BUG_ON(ARRAY_SIZE(crcs) != ARRAY_SIZE(crtc_state->mixers)); - /* Skip first 2 frames in case of "uncooked" CRCs */ - if (crtc_state->crc_frame_skip_count < 2) { - crtc_state->crc_frame_skip_count++; - return 0; - } - for (i = 0; i < crtc_state->num_mixers; ++i) { m = &crtc_state->mixers[i]; @@ -214,6 +237,46 @@ static int dpu_crtc_get_crc(struct drm_crtc *crtc) drm_crtc_accurate_vblank_count(crtc), crcs); } +static int dpu_crtc_get_encoder_crc(struct drm_crtc *crtc) +{ + struct drm_encoder *drm_enc; + int rc, pos = 0; + u32 crcs[INTF_MAX]; + + drm_for_each_encoder_mask(drm_enc, crtc->dev, crtc->state->encoder_mask) { + rc = dpu_encoder_get_crc(drm_enc, crcs, pos); + if (rc < 0) { + if (rc != -ENODATA) + DRM_DEBUG_DRIVER("MISR read failed\n"); + + return rc; + } + + pos += rc; + } + + return drm_crtc_add_crc_entry(crtc, true, + drm_crtc_accurate_vblank_count(crtc), crcs); +} + +static int dpu_crtc_get_crc(struct drm_crtc *crtc) +{ + struct dpu_crtc_state *crtc_state = to_dpu_crtc_state(crtc->state); + + /* Skip first 2 frames in case of "uncooked" CRCs */ + if (crtc_state->crc_frame_skip_count < 2) { + crtc_state->crc_frame_skip_count++; + return 0; + } + + if (crtc_state->crc_source == DPU_CRTC_CRC_SOURCE_LAYER_MIXER) + return dpu_crtc_get_lm_crc(crtc, crtc_state); + else if (crtc_state->crc_source == DPU_CRTC_CRC_SOURCE_ENCODER) + return dpu_crtc_get_encoder_crc(crtc); + + return -EINVAL; +} + static bool dpu_crtc_get_scanout_position(struct drm_crtc *crtc, bool in_vblank_irq, int *vpos, int *hpos, @@ -361,6 +424,9 @@ static void _dpu_crtc_blend_setup_mixer(struct drm_crtc *crtc, if (!state) continue; + if (!state->visible) + continue; + pstate = to_dpu_plane_state(state); fb = state->fb; @@ -1134,6 +1200,9 @@ static int dpu_crtc_atomic_check(struct drm_crtc *crtc, if (cnt >= DPU_STAGE_MAX * 4) continue; + if (!pstate->visible) + continue; + pstates[cnt].dpu_pstate = dpu_pstate; pstates[cnt].drm_pstate = pstate; pstates[cnt].stage = pstate->normalized_zpos; |